<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .div1 {
            width: 400px;
            height: 400px;
            background-color: black;
            border-radius: 50%;
            color: white;
            padding: 50px;
        }

        .div2 {
            width: 300px;
            height: 300px;
            background-color: white;
            border-radius: 50%;
            padding: 50px;
        }
        .div3 {
            width: 300px;
            height: 300px;
            background-color: blue;
            border-radius: 50%;
            overflow: auto;
        }
        .div4 {
            width: 200px;
            height: 200px;
            background-color: red;
            border-radius: 50%;
            margin: 50px;
        }
    </style>
</head>
<body>
    <div class="div1">
        <div class="div2">
            <div class="div3">
                <div class="div4">

                </div>
            </div>
        </div>
    </div>
</body>
</html>